1338702720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{2713}}^1$

素因数の和:2992

約数の個数: 128

約数和(自身を含む): 4285297440

約数和(自身を除く): 2946594720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 257, 320, 384, 480, 514, 640, 771, 960, 1028, 1285, 1542, 1920, 2056, 2570, 2713, 3084, 3855, 4112, 5140, 5426, 6168, 7710, 8139, 8224, 10280, 10852, 12336, 13565, 15420, 16278, 16448, 20560, 21704, 24672, 27130, 30840, 32556, 32896, 40695, 41120, 43408, 49344, 54260, 61680, 65112, 81390, 82240, 86816, 98688, 108520, 123360, 130224, 162780, 164480, 173632, 217040, 246720, 260448, 325560, 347264, 434080, 493440, 520896, 651120, 697241, 868160, 1041792, 1302240, 1394482, 1736320, 2091723, 2604480, 2788964, 3486205, 4183446, 5208960, 5577928, 6972410, 8366892, 10458615, 11155856, 13944820, 16733784, 20917230, 22311712, 27889640, 33467568, 41834460, 44623424, 55779280, 66935136, 83668920, 89246848, 111558560, 133870272, 167337840, 223117120, 267740544, 334675680, 446234240, 669351360, 1338702720]

約数ペア:

[(1, 1338702720), (2, 669351360), (3, 446234240), (4, 334675680), (5, 267740544), (6, 223117120), (8, 167337840), (10, 133870272), (12, 111558560), (15, 89246848), (16, 83668920), (20, 66935136), (24, 55779280), (30, 44623424), (32, 41834460), (40, 33467568), (48, 27889640), (60, 22311712), (64, 20917230), (80, 16733784), (96, 13944820), (120, 11155856), (128, 10458615), (160, 8366892), (192, 6972410), (240, 5577928), (257, 5208960), (320, 4183446), (384, 3486205), (480, 2788964), (514, 2604480), (640, 2091723), (771, 1736320), (960, 1394482), (1028, 1302240), (1285, 1041792), (1542, 868160), (1920, 697241), (2056, 651120), (2570, 520896), (2713, 493440), (3084, 434080), (3855, 347264), (4112, 325560), (5140, 260448), (5426, 246720), (6168, 217040), (7710, 173632), (8139, 164480), (8224, 162780), (10280, 130224), (10852, 123360), (12336, 108520), (13565, 98688), (15420, 86816), (16278, 82240), (16448, 81390), (20560, 65112), (21704, 61680), (24672, 54260), (27130, 49344), (30840, 43408), (32556, 41120), (32896, 40695)]